From: Scott Branden
Move kernel_read_file* out of linux/fs.h to its own linux/kernel_read_file.h
include file. That header gets pulled in just about everywhere
and doesn't really need functions not related to the general fs interface.
Suggested-by: Christoph Hellwig
Signed-off-by: Scott Branden
Reviewed-by: Christoph Hellwig
Acked-by: Greg Kroah-Hartman
Link:
https://lore.kernel.org/r/20200706232309.12010-2-scott.bran...@broadcom.com
Reviewed-by: Mimi Zohar
Reviewed-by: Luis Chamberlain
Signed-off-by: Kees Cook
---
drivers/base/firmware_loader/main.c | 1 +
fs/exec.c | 1 +
include/linux/fs.h | 38 -
include/linux/ima.h | 1 +
include/linux/kernel_read_file.h| 51 +
include/linux/security.h| 1 +
kernel/kexec_file.c | 1 +
kernel/module.c | 1 +
security/integrity/digsig.c | 1 +
security/integrity/ima/ima_fs.c | 1 +
security/integrity/ima/ima_main.c | 1 +
security/integrity/ima/ima_policy.c | 1 +
security/loadpin/loadpin.c | 1 +
security/security.c | 1 +
security/selinux/hooks.c| 1 +
15 files changed, 64 insertions(+), 38 deletions(-)
create mode 100644 include/linux/kernel_read_file.h
diff --git a/drivers/base/firmware_loader/main.c
b/drivers/base/firmware_loader/main.c
index fe68ae278201..7fd677281806 100644
--- a/drivers/base/firmware_loader/main.c
+++ b/drivers/base/firmware_loader/main.c
@@ -12,6 +12,7 @@
#include
#include
+#include
#include
#include
#include
diff --git a/fs/exec.c b/fs/exec.c
index 2bf549757ce7..07a7fe9ac5be 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -23,6 +23,7 @@
* formats.
*/
+#include
#include
#include
#include
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 0d4f7aacf286..76283ff04d37 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2993,44 +2993,6 @@ static inline void i_readcount_inc(struct inode *inode)
#endif
extern int do_pipe_flags(int *, int);
-/* This is a list of *what* is being read, not *how* nor *where*. */
-#define __kernel_read_file_id(id) \
- id(UNKNOWN, unknown)\
- id(FIRMWARE, firmware) \
- id(MODULE, kernel-module) \
- id(KEXEC_IMAGE, kexec-image)\
- id(KEXEC_INITRAMFS, kexec-initramfs)\
- id(POLICY, security-policy) \
- id(X509_CERTIFICATE, x509-certificate) \
- id(MAX_ID, )
-
-#define __fid_enumify(ENUM, dummy) READING_ ## ENUM,
-#define __fid_stringify(dummy, str) #str,
-
-enum kernel_read_file_id {
- __kernel_read_file_id(__fid_enumify)
-};
-
-static const char * const kernel_read_file_str[] = {
- __kernel_read_file_id(__fid_stringify)
-};
-
-static inline const char *kernel_read_file_id_str(enum kernel_read_file_id id)
-{
- if ((unsigned)id >= READING_MAX_ID)
- return kernel_read_file_str[READING_UNKNOWN];
-
- return kernel_read_file_str[id];
-}
-
-extern int kernel_read_file(struct file *, void **, loff_t *, loff_t,
- enum kernel_read_file_id);
-extern int kernel_read_file_from_path(const char *, void **, loff_t *, loff_t,
- enum kernel_read_file_id);
-extern int kernel_read_file_from_path_initns(const char *, void **, loff_t *,
loff_t,
-enum kernel_read_file_id);
-extern int kernel_read_file_from_fd(int, void **, loff_t *, loff_t,
- enum kernel_read_file_id);
extern ssize_t kernel_read(struct file *, void *, size_t, loff_t *);
ssize_t __kernel_read(struct file *file, void *buf, size_t count, loff_t *pos);
extern ssize_t kernel_write(struct file *, const void *, size_t, loff_t *);
diff --git a/include/linux/ima.h b/include/linux/ima.h
index 9164e1534ec9..148636bfcc8f 100644
--- a/include/linux/ima.h
+++ b/include/linux/ima.h
@@ -7,6 +7,7 @@
#ifndef _LINUX_IMA_H
#define _LINUX_IMA_H
+#include
#include
#include
#include
diff --git a/include/linux/kernel_read_file.h b/include/linux/kernel_read_file.h
new file mode 100644
index ..78cf3d7dc835
--- /dev/null
+++ b/include/linux/kernel_read_file.h
@@ -0,0 +1,51 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LINUX_KERNEL_READ_FILE_H
+#define _LINUX_KERNEL_READ_FILE_H
+
+#include
+#include
+
+/* This is a list of *what* is being read, not *how* nor *where*. */
+#define __kernel_read_file_id(id) \
+ id(UNKNOWN, unknown)\
+ id(FIRMWARE, firmware) \
+ id(MODULE, kernel-module) \
+ id(KEXEC_IMAGE, kexec-image)\
+ id(KEXEC_INITRAMFS, kexec-initramfs)\
+ id(POLICY, security-policy) \
+ id(X509_CERTIFICATE, x509-certificate) \
+ id(MAX_ID, )
+
+#define __fid_enumify(ENUM, dummy) READING_ ## ENUM,
+#def
